The U.S. already has a plan similar to the WHO's recommendations to vaccinate health-care workers and pregnant women. Last week, U.S. Health and Human Services Secretary Kathleen Sebelius said the U.S. is planning to launch an immunization program for school-age children.
【时事资讯:世卫建议先给医护人员接种甲流疫苗】相关文章:
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2020-09-15
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